#include <stdio.h>

int main() {
	int a[10] = {3, 4, 7, 12, 24, 78, 9, 15, 80, 45}, i, m;
	scanf("%d", &m);
	for (i = 0; i < 10; i++) {
		if (m == a[i]) {
			printf("the number is found!");
			break;
		}
		if (i == 9)
			printf("the number is not found!");
	}
}
